Github user mridulm commented on the pull request:
https://github.com/apache/spark/pull/2247#issuecomment-54272557
I think we are looking at it the wrong way - this is an exposed interface
which is being removed in a minor release.
It might also break direct usage of ExternalAppendOnlyMap, but since that
is developerapi, that is less of direct concern (though potentially more
disruptive).
On 03-Sep-2014 2:19 pm, "Reynold Xin" <[email protected]> wrote:
> Do you have any data on a job in which disabling shuffle compression helps
> with performance substantially (especially with sort-based shuffle in
which
> the number of concurrent streams is low)? In all cases I've seen,
> compression improves performance. I'm not sure if we should keep two
> options to satisfy an extremely rare corner case.
>
> â
> Reply to this email directly or view it on GitHub
> <https://github.com/apache/spark/pull/2247#issuecomment-54268199>.
>
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